Please download the two included files and stick them in your Tray folder. When loaded, Jack should show up in your gallery.
The following items aren't necessary for Jack to show up in your game, but they will help him look like he does in the preview picture.
Skin - Me (TSR)
Eyes - Me (TSR)
Eyeshadow - Me (TSR)
Face Skin - Me (TSR)
Chin - Me (Dropbox)
Brows - Me (TSR)
Hair - Cazy (TSR)
Shirt & Pants- Azentase